//
// DotNetNuke - http://www.dotnetnuke.com
// Copyright (c) 2002-2010
// by Perpetual Motion Interactive Systems Inc. ( http://www.perpetualmotion.ca )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions 
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
//

using System;
using System.Xml.XPath;
using DotNetNuke.Common.Utilities;
using DotNetNuke.Services.Authentication;
namespace DotNetNuke.Services.Installer.Installers
{
	public class AuthenticationInstaller : ComponentInstallerBase
	{
		private AuthenticationInfo TempAuthSystem;
		private AuthenticationInfo AuthSystem;
		public override string AllowableFiles {
			get { return "ashx, aspx, ascx, vb, cs, resx, css, js, resources, config, vbproj, csproj, sln, htm, html"; }
		}
		private void DeleteAuthentiation()
		{
			try {
				AuthenticationInfo authSystem = AuthenticationController.GetAuthenticationServiceByPackageID(Package.PackageID);
				if (authSystem != null) {
					AuthenticationController.DeleteAuthentication(authSystem);
				}
				Log.AddInfo(string.Format(Util.AUTHENTICATION_UnRegistered, authSystem.AuthenticationType));
			} catch (Exception ex) {
				Log.AddFailure(ex);
			}
		}
		public override void Commit()
		{
		}
		public override void Install()
		{
			bool bAdd = Null.NullBoolean;
			try {
				TempAuthSystem = AuthenticationController.GetAuthenticationServiceByType(AuthSystem.AuthenticationType);
				if (TempAuthSystem == null) {
					AuthSystem.IsEnabled = true;
					bAdd = true;
				} else {
					AuthSystem.AuthenticationID = TempAuthSystem.AuthenticationID;
					AuthSystem.IsEnabled = TempAuthSystem.IsEnabled;
				}
				AuthSystem.PackageID = Package.PackageID;
				if (bAdd) {
					AuthenticationController.AddAuthentication(AuthSystem);
				} else {
					AuthenticationController.UpdateAuthentication(AuthSystem);
				}
				Completed = true;
				Log.AddInfo(string.Format(Util.AUTHENTICATION_Registered, AuthSystem.AuthenticationType));
			} catch (Exception ex) {
				Log.AddFailure(ex);
			}
		}
		public override void ReadManifest(XPathNavigator manifestNav)
		{
			AuthSystem = new AuthenticationInfo();
			AuthSystem.AuthenticationType = Util.ReadElement(manifestNav, "authenticationService/type", Log, Util.AUTHENTICATION_TypeMissing);
			AuthSystem.SettingsControlSrc = Util.ReadElement(manifestNav, "authenticationService/settingsControlSrc", Log, Util.AUTHENTICATION_SettingsSrcMissing);
			AuthSystem.LoginControlSrc = Util.ReadElement(manifestNav, "authenticationService/loginControlSrc", Log, Util.AUTHENTICATION_LoginSrcMissing);
			AuthSystem.LogoffControlSrc = Util.ReadElement(manifestNav, "authenticationService/logoffControlSrc");
			if (Log.Valid) {
				Log.AddInfo(Util.AUTHENTICATION_ReadSuccess);
			}
		}
		public override void Rollback()
		{
			if (TempAuthSystem == null) {
				DeleteAuthentiation();
			} else {
				AuthenticationController.UpdateAuthentication(TempAuthSystem);
			}
		}
		public override void UnInstall()
		{
			DeleteAuthentiation();
		}
	}
}
